1. Stations Answers

2. Hypothesis= They predicted that spiders that had caffeine would make different webs compared to those that had not had caffeine
Independent Variable = Amount of Caffeine
Dependent Variable = Webs
Control= group of spiders that did not get caffeine

3. At 10 days
400 mL of Paramecium
Logistic

4. As weight increases, height increases
Height and Weight have a positive relationship
Your own opinion…

5. 25 mph
About 3x (Cheetah=70mph)

6. 10%
It declines
Turkey’s only like about 10% of vitamins

7. Hypothesis
Law
Theory

8. Hypothesis
Law
Theory

9. Elephants:
Reproduce
Keep a constant internal environment (Homeostasis)
Respond
Use energy
Grow/develop
Organized in cells
Adaptation

10. Cell
Tissue
Organ
Organ System
Organism
Population
Community
Ecosystem
Biome
Biosphere

11. MC 1. c. amount of sunlight 2. a. amount of growth 4. b.Responsiveness
3. c. The data collected when a hypothesis is tested can support a theory
4. b.Responsiveness

12. Covalent Bond
c. A bond where valence (outer) electrons are shared
Ionic Bond
f. Metals and non-metals bond; negatively charged ions bond with positively charged ions
Neutron
e. Neutrally charged particles in an atom found in the nucleus.
Proton
a. Positively charged particles in an atom found in the nucleus.
Atomic number
g. the number of protons found in an atom
Electrons
b. Negatively charged particles in an atom
Atomic Mass
g. The number of protons and neutrons in an atom.
Element
d. A substance with only one type of atom

13. 5. d. Protons, neutrons, and electrons 6. a. 6 7. b. Nucleus 8. b
5. d. Protons, neutrons, and electrons 6. a b. Nucleus 8. b. Covalent Bonds 9. c. Ionic Bonding

14. 1. Carbohydrates
2. Glucose and Starch
3. Fast Energy
C. 1. Protein
2. Enzymes and Muscles
3. Structure, and chemical reactions
D. 1. Lipids
2. Oils and Fats
3. Stored Energy and Cell Membranes

15. 10. A. Lipids 11. C. Monosaccharides 12. C. C, H, O, N 13. C
10. A. Lipids 11. C. Monosaccharides 12. C. C, H, O, N 13. C. Nucleic Acids 14. D. Amino Acids

16. 1. With an enzyme chemical reactions are easy and happen faster

17. 2. Enzymes will not work unless they attach to a specific SUBSTRATE
2. Enzymes will not work unless they attach to a specific SUBSTRATE. If the shape is changed by CONCENTRATION, TEMPERATURE, OR pH, the enzyme will not work.

18. 15. A. by reducing the activation energy 16. A
15. A. by reducing the activation energy 16. A. Each enzyme is very specific and can only catalyze a certain reaction by binding to its substrate at its active site.

19. Surface Tension
The oxygen is slightly negative and the hydrogens are slightly positive
Covalent Bonds

20. 4. Hydrogen Bonds 5. Ice would sink

21. 0-6.9 = acids
7 = neutral
= bases H+
OH-

22. 17. B. Base 18. C. the oxygen is slightly negative and the hydrogens are slightly positive 19. D. stomach acid pH= 2

23. Biome, Ecosystem, Population, Community
Turtles, Humans, Plants (Only living things in an area)

24. 4. Non-living 5. Rocks, weather, rain, soil 6. Living 7
4. Non-living 5. Rocks, weather, rain, soil 6. Living 7. Animals, Plants, Bacteria 8. Ecosystem

25. Answers may vary. Example: Phytoplankton, mayfly, salamander, bald eagle
The populations of phytoplankton, trout, and frog would be affected.

26. 3. 4. Cactus, plant 5. Hawk, carnivore

27. 6. 1500 kcal 7. 100% 8. autotroph, producer

28. Parasitism
Mutualism
Commensalism

29. 20. (a) population 21. (c) 10% 22. (b) autotrophs 23
20. (a) population 21. (c) 10% 22. (b) autotrophs 23. (b) commensalism 24. (b) carrying capacity

30. Eukaryote
Prokaryote
Prokaryotic cells DO NOT have a nucleus

31. Animal Cell
Plant Cell
Plant cells have chloroplasts, cell wall, and central vacuole

32. Cell Wall, DNA, ribosomes, flagella
Cell Regulation
Site of Photosynthesis
Packages and transports cell materials

33. 25. B. NUCLEUS 26. C. CHLOROPLAST 27. C. CONTROLS ALL CELL FUNCTIONS 28. C. BACTERIA

34. 1. Facilitated diffusion uses carrier proteins to transport larger molecules from an area of high concentration to an area of low concentration.

35. Isotonic, water will move in both directions
Hypotonic, the water molecules will move in.
Hypertonic, the water molecules will move out.

36. 29. B. OSMOSIS 30. D. ACTIVE TRANSPORT 31. A. HYPOTONIC 32. B
29. B. OSMOSIS 30. D. ACTIVE TRANSPORT 31. A. HYPOTONIC 32. B. CONTINUE TO MOVE BACK AND FORTH AT AN EQUAL RATE

37. 1. A-G- C- E- B-F- D 2. METAPHASE 3. TELOPHASE

38. 33. A. 2 IDENTICAL CELLS 34. B. CANCER 34. B. CHECKPOINTS 35. C. DNA

39. DNA
NITROGEN BASES A,T, G, C
PHOSPHATE AND SUGAR
TAAGGCG

40. RNA IS SINGLE STRANDED, DNA IS DOUBLE STRANDED
A=U, T=A, G=C, C=G
UAAUGCG

41. RNA TO A PROTEIN
START-ARG- CYS- GLU
A CHAIN OF AMINO ACIDS
IN THE RIBOSOMES

42. 23. B. CAGTAG 24. C. CAUGC